| Company Name | Type | Status |
|---|---|---|
| FILTEC LIMITED | Private company limited by shares | Dissolved |
| FILTEC ASIA LIMITED | Private company limited by shares | Live |
| Zenith Filtech Co., Limited | Private company limited by shares | Live |
| Filtech Energy Limited | Live | |
| German-Typical Filtech Co., Limited | Private company limited by shares | Live |
| FILTECO LIMITED | Private company limited by shares | Dissolved |